Effects of ultrasound-guided C3,4,5 nerve roots block for reginal anesthesia in the medial clavicle fracture surgery

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100050392

Enrollment

Unknown

Registered

2021-08-27

Start date

2021-09-15

Completion date

Unknown

Last updated

2024-07-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Clavicle fracture

Interventions

Experimental group:C3,4,5 nerve roots block (0.5% Ropivacaine)

Control group:Interscalene block combined with intermediate cervical plexus block (0.5% Ropivacaine)

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. American Society of Anaesthesiologists (ASA) physical status grade I to III; 2. Scheduled for middle and inner one third clavicle fracture surgery; 3. Aged 18 to 60 years; 4. BMI 18-26 kg/m^2.

Exclusion criteria

Exclusion criteria: 1. Pregnancy, Patients with psychological or mental diseases, or uncooperative patients; 2. Infection near the procedure area; 3. Allergy to local anaesthetics; 4. COPD and other Respiratory diseases, bleeding disorder, other serious systematic diseases; 5. Contralateral phrenic nerve palsy.

Design outcomes

Primary

Measure	Time frame
Block success rate;	—

Secondary

Measure	Time frame
Sensory block onset time;Pain score;Rate of general anesthesia;Dosage of analgesic drugs;	—

Countries

China

Contacts

Public ContactGu Chentao

Shanghai Sixth People's Hospital

fuchaojian@baosteel.com+86 18930174706

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026